<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=866575 --> <head> <title>Test for Bug 866575</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=866575">Mozilla Bug 866575</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script> /** Test for Bug 866575 **/ var canvas1 = document.createElementNS('http://www.w3.org/1999/xhtml', 'canvas'); canvas1.width = "306368"; var canvas2 = document.createElementNS('http://www.w3.org/1999/xhtml', 'canvas'); try { canvas2.getContext('2d').createPattern(canvas1, 'repeat-x'); } catch (e) {} finally { ok(true, "Didn't crash"); } </script> </pre> </body> </html>